Rabbit Recombinant Monoclonal TFEB antibody. Suitable for IP, WB, Flow Cyt and reacts with Human, Mouse samples. Cited in 2 publications. Immunogen corresponding to Synthetic Peptide within Human TFEB aa 400 to C-terminus.
pH: 7.8 - 8.6
Preservative: 0.09% Sodium azide
Constituents: 1% BSA, 0.9% Sodium borate, 0.6% Boric Acid, 0.4% Sodium chloride
IP | WB | Flow Cyt | |
---|---|---|---|
Human | Tested | Tested | Tested |
Mouse | Expected | Tested | Expected |
Species | Dilution info | Notes |
---|---|---|
Species Human | Dilution info - | Notes 20 μl/mg lysate |
Species | Dilution info | Notes |
---|---|---|
Species Mouse | Dilution info Use at an assay dependent concentration. | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Mouse | Dilution info 1/1000 | Notes - |
Species Human | Dilution info 1/1000 | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Human | Dilution info 1 µL for 106 Cells | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Mouse | Dilution info Use at an assay dependent concentration. | Notes - |
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Transcription factor that acts as a master regulator of lysosomal biogenesis, autophagy, lysosomal exocytosis, lipid catabolism, energy metabolism and immune response (PubMed:21617040, PubMed:22343943, PubMed:22576015, PubMed:22692423, PubMed:25720963, PubMed:30120233, PubMed:31672913, PubMed:32612235, PubMed:32753672, PubMed:35662396, PubMed:36697823, PubMed:36749723, PubMed:37079666). Specifically recognizes and binds E-box sequences (5'-CANNTG-3'); efficient DNA-binding requires dimerization with itself or with another MiT/TFE family member such as TFE3 or MITF (PubMed:1748288, PubMed:19556463, PubMed:29146937). Involved in the cellular response to amino acid availability by acting downstream of MTOR: in the presence of nutrients, TFEB phosphorylation by MTOR promotes its cytosolic retention and subsequent inactivation (PubMed:21617040, PubMed:22343943, PubMed:22576015, PubMed:22692423, PubMed:25720963, PubMed:32612235, PubMed:32753672, PubMed:35662396, PubMed:36697823). Upon starvation or lysosomal stress, inhibition of MTOR induces TFEB dephosphorylation, resulting in nuclear localization and transcription factor activity (PubMed:22343943, PubMed:22576015, PubMed:22692423, PubMed:25720963, PubMed:32612235, PubMed:32753672, PubMed:35662396, PubMed:36697823). Specifically recognizes and binds the CLEAR-box sequence (5'-GTCACGTGAC-3') present in the regulatory region of many lysosomal genes, leading to activate their expression, thereby playing a central role in expression of lysosomal genes (PubMed:19556463, PubMed:22692423). Regulates lysosomal positioning in response to nutrient deprivation by promoting the expression of PIP4P1 (PubMed:29146937). Acts as a positive regulator of autophagy by promoting expression of genes involved in autophagy (PubMed:21617040, PubMed:22576015, PubMed:23434374, PubMed:27278822). In association with TFE3, activates the expression of CD40L in T-cells, thereby playing a role in T-cell-dependent antibody responses in activated CD4(+) T-cells and thymus-dependent humoral immunity (By similarity). Specifically recognizes the gamma-E3 box, a subset of E-boxes, present in the heavy-chain immunoglobulin enhancer (PubMed:2115126). Plays a role in the signal transduction processes required for normal vascularization of the placenta (By similarity). Involved in the immune response to infection by the bacteria S.aureus, S.typhimurium or S.enterica: infection promotes itaconate production, leading to alkylation, resulting in nuclear localization and transcription factor activity (PubMed:35662396). Itaconate-mediated alkylation activates TFEB-dependent lysosomal biogenesis, facilitating the bacteria clearance during the antibacterial innate immune response (PubMed:35662396). In association with ACSS2, promotes the expression of genes involved in lysosome biogenesis and both autophagy upon glucose deprivation (PubMed:28552616).
BHLHE35, TFEB, Transcription factor EB, Class E basic helix-loop-helix protein 35, bHLHe35
Rabbit Recombinant Monoclonal TFEB antibody. Suitable for IP, WB, Flow Cyt and reacts with Human, Mouse samples. Cited in 2 publications. Immunogen corresponding to Synthetic Peptide within Human TFEB aa 400 to C-terminus.
pH: 7.8 - 8.6
Preservative: 0.09% Sodium azide
Constituents: 1% BSA, 0.9% Sodium borate, 0.6% Boric Acid, 0.4% Sodium chloride
Purified from cell culture supernatant.
This product is sold under License from Bethyl Laboratories, Inc.
We have tested this species and application combination and it works. It is covered by our product promise.
We have not tested this specific species and application combination in-house, but expect it will work. It is covered by our product promise.
This species and application combination has not been tested, but we predict it will work based on strong homology. However, this combination is not covered by our product promise.
We do not recommend this combination. It is not covered by our product promise.
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Full details and terms and conditions can be found here:
Terms & Conditions.
TFEB was immunoprecipitated from HeLa (human epithelial cell line from cervix adenocarcinoma) whole cell lysate (1.0 mg per IP reaction; 20% of IP loaded) with ab264421 at 20 μl/mg lysate. Western blot was performed from the immunoprecipitates using ab264421 at 1/1000 dilution.
Lane 1: ab264421 IP in HeLa whole cell lysate.
Lane 2: Control IgG IP in HeLa whole cell lysate.
Detection: Chemiluminescence with an exposure time of 75 seconds.
Lysates prepared using NETN lysis buffer.
All lanes: Immunoprecipitation - Anti-TFEB antibody [BLR070G] (ab264421)
Predicted band size: 53 kDa
Lysates prepared using NETN lysis buffer.
All lanes: Western blot - Anti-TFEB antibody [BLR070G] (ab264421) at 1/1000 dilution
Lane 1: HeLa whole cell lysate at 50 µg
Lane 2: A549 whole cell lysate at 50 µg
Lane 3: HepG2 whole cell lysate at 50 µg
Lane 4: Jurkat whole cell lysate at 50 µg
Lane 5: RKO whole cell lysate at 50 µg
Lane 6: K562 whole cell lysate at 50 µg
Lane 7: LNcaP whole cell lysate at 50 µg
Lane 8: MCF7 whole cell lysate at 50 µg
Lane 9: TCMK-1 whole cell lysate at 50 µg
Lane 10: NIH/3T3 whole cell lysate at 50 µg
All lanes: HRP-conjugated goat anti-rabbit IgG
Developed using the ECL technique.
Predicted band size: 53 kDa
Exposure time: 3min
False colour image of Western blot: Anti-TFEB antibody [BLR070G] staining at 1/1000 dilution, shown in green; Mouse anti-GAPDH antibody [6C5] (Anti-GAPDH antibody [6C5] - Loading Control ab8245) loading control staining at 1/20000 dilution, shown in red. In Western blot, ab264421 was shown to bind specifically to TFEB. A band was observed at 60 kDa in wild-type HepG2 cell lysates with no signal observed at this size in TFEB knockout cell line Human TFEB knockout Hep G2 cell line ab277871 (knockout cell lysate ab284220). To generate this image, wild-type and TFEB knockout HepG2 cell lysates were analysed. First, samples were run on an SDS-PAGE gel then transferred onto a nitrocellulose membrane. Membranes were blocked in 3 % milk in TBS-0.1 % Tween® 20 (TBS-T) before incubation with primary antibodies overnight at 4 °C. Blots were washed four times in TBS-T, incubated with secondary antibodies for 1 h at room temperature, washed again four times then imaged. Secondary antibodies used were Goat anti-Rabbit IgG H&L (IRDye® 800CW) preabsorbed (Goat anti-Rabbit IgG H&L (IRDye® 800CW) preadsorbed ab216773) and Goat anti-Mouse IgG H&L (IRDye® 680RD) preabsorbed (Goat anti-Mouse IgG H&L (IRDye® 680RD) preadsorbed ab216776) at 1/20000 dilution.
All lanes: Western blot - Anti-TFEB antibody [BLR070G] (ab264421) at 1/1000 dilution
Lane 1: Wild-type HepG2 cell lysate at 20 µg
Lane 2: TFEB knockout HepG2 cell lysate at 20 µg
Lane 2: Western blot - Human TFEB knockout Hep G2 cell line (Human TFEB knockout Hep G2 cell line ab277871)
Lane 3: Raji cell lysate at 20 µg
Lane 4: MCF7 cell lysate at 20 µg
Performed under reducing conditions.
Predicted band size: 53 kDa
Observed band size: 60 kDa
Flow cytometry overlay histogram of 4% formaldehyde fixed Daudi cells permeabilized with 90% methanol labeling human TFEB with ab264421 at 1 µl per 1 x 10^6 cells (shaded) compared with a Isotype control (unshaded). Secondary antibody details: Goat Anti-Rabbit IgG H&L (DyLight® 650) (Goat Anti-Rabbit IgG H&L (DyLight® 650) ab96886).
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